The fiberglass chopping blade provided by are produced from high-quality tungsten steel raw materials, with high cutting accuracy, stable quality and long service life. It can be used to cut polyester cotton, polyester staple fiber, polypropylene staple fiber, polypropylene chemical fiber, staple fiber, etc.. The blades can be applied to large scale machines made by L74.5 W15.5 T0.884mm; L95 W19 T0.884mm; L117.5 W15.6 T0.884mm; L120 W15.8 T0.884mm; L135.5 W19.05 T0.884mm; L140 W19 T0.9mm; L163 W22.4 T0.23mm; L170 W19 T0.884mm; L193 W19 T0.9mm; L213 W24.4 T1mm